Shimano BMR1 and BRM2 Di2 External Battery Mount Base Unit A Model=GravelKing SS Plus Tire Versatile fabrics provide a natural

Versatile fabrics provide a natural hand feel with subtle technical features

}FSA Track Bolt and Spacer Rear Hub

3D design ensures a comfortable

Replacement lower headset from FSA

8mm Backsweep 8 Handlebar Material Aluminum Primary Color Grey

Shimano BMR1 and BRM2 Di2 External Battery Mount Base Unit A Model=GravelKing SS Plus Tire Versatile fabrics provide a naturalShimano BMR1 and BRM2 Di2 External Battery Mount Base Unit A. Shimano Di2 External Battery MountsAll Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions Use Di2 system checker to update component firmware from http: e tubeproject. shimano. com